144 0001629482 XXXXXXXX LIVE 0001743881 BridgeBio Pharma, Inc. 001-38959 3160 Porter Dr., Suite 250 Palo Alto CA 94304 (650) 391-9740 Viking Global Opportunities Illiquid Investments Sub-Master LP 10% Stockholder Common Stock Bank of America

One Bryant Park, New York NY 10036

1500000 48060000 160500999 07/18/2023 NASDAQ Common Stock 06/27/2019 Purchases in Issuer's IPO Underwriter N 222828 07/01/2019 Cash Common Stock 06/27/2019 Conversion of Series C Preferred Units in Issuer's IPO Issuer N 250903 08/15/2017 Cash Common Stock 06/27/2019 Conversion of Series C Preferred Units in Issuer's IPO Issuer N 250903 12/15/2017 Cash Common Stock 06/27/2019 Conversion of Series C Preferred Units in Issuer's IPO Issuer N 182155 04/10/2018 Cash Common Stock 06/27/2019 Conversion of Series D Preferred Units in Issuer's IPO Issuer N 593211 11/20/2018 Cash Y Certain affiliates of the selling stockholder also own shares of the Issuer. None of these affiliates have sold shares of the Issuer in the past 3 months. 07/18/2023 /s/ Scott M. Hendler, Authorized Signatory